John Mellgren

John Mellgren profile picture
  • Title: Pro Tem Instructor, Environmental Law Clinic
  • Phone: 541-359-0990
  • Departments: Law, Law-JD

Academic Interests

Federal Environmental Law; Federal Natural Resources Law; Federal Public Lands Law; Endangered Species Act Litigation; NEPA Litigation; Federal Jurisdiction; Administrative Law; Appellate Practice; Legal Research and Writing.


Environmental Law Clinic; Advanced Environmental Law Clinic


John Mellgren is an experienced litigator practicing federal environmental law, including Endangered Species Act litigation and NEPA litigation. At Oregon Law, he is a Pro Tem Instructor and teaches the Environmental Law Clinic course and supervises students enrolled in the Clinic. John is also a Staff Attorney at the Western Environmental Law Center ( in Eugene, Oregon.  At WELC, John is a member of the Wildlands and Wildlife legal team and litigates across the American west to protect healthy forests, clean and wild rivers, and carnivores listed as threatened and endangered under the Endangered Species Act such as grizzly bears, wolverine, Canada lynx, and gray wolves. He regularly practices in a variety of federal appellate courts–including the Ninth and Tenth Circuits Courts of Appeals–and federal district courts, including courts in Oregon, Washington, California, Idaho, Montana, Colorado, Arizona, District of Columbia, and New Mexico.

John holds a B.A. (Economics and Political Science) from the University of Michigan and J.D. (Certificate in Environmental & Natural Resources Law) from the University of Oregon, where he served as Co-Director of the 2010 Public Interest Environmental Law Conference.